The Outsunny double sided patio umbrella is a perfect choice to add shade during warm weather conditions or anytime you need a little extra shade. The double-sided and anti-UV canopy offers the maximum sunshade and blocks harmful UV rays. Constructed with the rust-free steel pole and 12 heavy-duty steel ribs, this umbrella is superior in strength and durability. The manual crank handle allows you to easily open and close the umbrella at your convenience. The dual-purpose wind vents promote extra durability while allowing cool air to flow under the umbrella. Enjoy the outdoors a little more knowing that you and your guests are cool and protected.